References
Chapter 5 (and references therein):
Masson-Delmotte, V., M. Schulz, A. Abe-Ouchi, J. Beer, A. Ganopolski, J.F. González Rouco, E. Jansen, K. Lambeck, J. Luterbacher, T. Naish, T. Osborn, B. Otto-Bliesner, T. Quinn, R. Ramesh, M. Rojas, X. Shao and A. Timmermann, 2013: Information from Paleoclimate Archives. In: Climate Change 2013: The Physical Science Basis. Contribution of Working Group I to the Fifth Assessment Report of the Intergovernmental Panel on Climate Change [Stocker, T.F., D. Qin, G.-K. Plattner, M. Tignor, S.K. Allen, J. Boschung, A. Nauels, Y. Xia, V. Bex and P.M. Midgley (eds.)]. Cambridge University Press, Cambridge, United Kingdom and New York, NY, USA.
AR5:
IPCC, 2013: Climate Change 2013: The Physical Science Basis. Contribution to Working Group I to the Fifth Assessment Report of the Intergovernmental Panel on Climate Change[Stocker, T.F., D. Qin, G.-K. Plattner, M. Tignor, S.K. Allen, J. Boschung, A. Nauels, Y. Xia, V. Bex and P.M. Midgley (eds.)]. Cambridge University Press, Cambridge, United Kingdom and New York, NY, USA, 1535 pp, doi:10.1017/CBO9781107415324.
Other papers cited on this website:
DeConto, R.M., Galeotti, S., Pagani, M., Tracy, D., Schaefer, K., Zhang, T., Pollard, D., and Beerling, D.J., 2012, Past extreme warming events linked to massive carbon release from thawing permafrost.: Nature, v. 484, no. 7392, p. 87–91, doi: 10.1038/nature10929.
Masson-Delmotte, V., Kageyama, M., Braconnot, P., Charbit, S., Krinner, G., Ritz, C., Guilyardi, E., Jouzel, J., Abe-Ouchi, a., Crucifix, M., Gladstone, R.M., Hewitt, C.D., Kitoh, a., LeGrande, a. N., et al., 2005, Past and future polar amplification of climate change: climate model intercomparisons and ice-core constraints: Climate Dynamics, v. 26, no. 5, p. 513–529, doi: 10.1007/s00382-005-0081-9.
Miller, G.H., Lehman, S.J., Refsnider, K.A., Southon, J.R., and Zhong, Y., 2013, Unprecedented recent summer warmth in Arctic Canada: Geophysical Research Letters, v. 40, no. 21, p. 5745–5751, doi: 10.1002/2013GL057188.